Ota, the former boss of Misuzu's ex-husband, visits the couple to start a new business. Ota's new job is as a sexual health consultant. Upon first meeting Misuzu, the wife of his former subordinate, Ota is attracted to her and uses his skills to woo her. Ota's sexual passion is abundant. Misuzu, immersed in pleasure her husband cannot provide, ultimately reciprocates Ota's desires...